Clean up admin hub UX: tabs, chrome, and redundant headers.

Wire orphan routes into hub tabs, group Radio into primary/tools rows, show theme/language once on desktop, and remove duplicate page titles under AdminHubChrome.

Co-authored-by: Cursor <[email protected]>

src/app/admin/catalog/page.tsx

@@ -209,13 +209,10 @@ export default async function CatalogPagesPage({
 		return (
 			<div className="space-y-6">
 				<div className="flex items-center justify-between">
-					<div>
-						<h1 className="text-3xl font-bold tracking-tight">Catalog Pages</h1>
-						<p className="text-muted-foreground">
-							{totalBcPages} BC pages ({enabledBcPages} enabled) &middot;{" "}
-							{totalBcItems} items
-						</p>
-					</div>
+					<p className="text-muted-foreground">
+						{totalBcPages} BC pages ({enabledBcPages} enabled) &middot;{" "}
+						{totalBcItems} items
+					</p>
 					<div className="flex items-center gap-2">
 						<CatalogViewToggle currentView={viewMode} catalogType="bc" />
 						{canEdit && <CatalogActions catalogType="bc" />}
@@ -404,13 +401,10 @@ export default async function CatalogPagesPage({
 	return (
 		<div className="space-y-6">
 			<div className="flex items-center justify-between">
-				<div>
-					<h1 className="text-3xl font-bold tracking-tight">Catalog Pages</h1>
-					<p className="text-muted-foreground">
-						{totalPages} pages ({enabledPages} enabled) &middot; {totalItems}{" "}
-						items
-					</p>
-				</div>
+				<p className="text-muted-foreground">
+					{totalPages} pages ({enabledPages} enabled) &middot; {totalItems}{" "}
+					items
+				</p>
 				<div className="flex items-center gap-2">
 					<CatalogViewToggle currentView={viewMode} catalogType="normal" />
 					{canEdit && <CatalogManagerDialog />}